Reservoir Volumes and Storage for Drought Monitoring as of May 2014

Reservoir Volumes and Storage for Drought Monitoring as of December 31, 2016

Storage in selected Maryland reservoirs for the end of December, 2016

Water System Reservoir Percent Full* Days of Storage**

City of Frostburg

Piney 99% 622
City of Cumberland Lake Gordon 100% 301
Lake Koon 74%

City of Baltimore

Liberty 86% 304
Loch Raven 98%
Prettyboy 85%
Total 89%

WSSC

Triadelphia Reservoir 53% 107
Rocky Gorge/Duckett
Seneca Creek Reserve 100% NA
All Potomac River Plants Jennings-Randolph Reserve*** 100% NA

* Percent Full is the ratio of current volume to the maximum usable volume in each reservoir at the end of the month.

** Days of Storage is the amount of days it would take to use current volume of reservoir (w/o recharge) based on average raw water withdrawals from similar time frame from previous two years.

*** Percent full for Jennings-Randolph Reservoir is based on alloted amount of water in reservoir used to supplement Potomac River flow for drinking water purposes.

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For More Information

Please contact the Water Supply Program at WATER.SUPPLY@maryland.gov or 410-537-3702